Home / 1,335,523,659.40-2,003,285,489.10-919,874,686.60

Finding the Fourth Proportional to 1,335,523,659.40, 2,003,285,489.10 and 919,874,686.60

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Solution

The fourth proportional to 1,335,523,659.40, 2,003,285,489.10 and 919,874,686.60 is: 1,379,812,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,523,659.40 : 2,003,285,489.10 = 919,874,686.60 : x
  2. Step 2: Convert to fraction form
    1,335,523,659.40/2,003,285,489.10 = 919,874,686.60/x
  3. Step 3: Cross multiply
    1,335,523,659.40x = 2,003,285,489.10 × 919,874,686.60
  4. Step 4: Simplify right side
    1,335,523,659.40x = 1,842,771,611,456,190,208
  5. Step 5: Solve for x
    x = 1,842,771,611,456,190,208/1,335,523,659.40
  6. Step 6: Final answer
    x = 1,379,812,029.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.